William l



arten tetes strat titre.;

'have invented a newV and useful improvement in Adjustable ExtendingFruit-Ladders;

WELLI'AM L. ,B 'URLGAMR 0F LESLIE, MICHIGAN.

Lener@ Parent No. 79,7'2'2, daad July 7, 1868'.

IMPROVEMENT 'In Lemans.

3tlg: tlgehnle retenir; tn in llgsse Eaters atmt :mi making part if tigttime.

TO WHOM IT MAY CONCERN:

Know all uien that I, WILLIAIM L. BURLINGAME, of Leslie, in the countyoi' Eaton, and State of Michigan, and I do declare that the accompanyingdrawings,.and n.

Aplatform that it may be adjusted to any vertible to a longextension-ladder by each the following is a true and accuratedescription thereof, reference being had to to the letters of referencemarked thereon, and being n. part of' this specificatio The nature ofthis invention is so to construct a. ladder with required angle, andsecured to the same; also that the ladder is con part being placedtogether in the manner hereinafter described.

"C and B are ordinary ladders, hinged at their upper ends, through thesides, and holding the same firmly to their places, height required.

The hooks 3 are loosely fastened on the outer sides ofthe la ends of thespindles 2, keeping them to their proper places, the ladders.

' The upper ends-of the ladder B being` narrower than the ladder soplaced parallel with each other, the upper pin passing one continuonsladder, by connecting the two together.

The various not-ches 4 in the platform A allow for chan while the buttonD festens the platform to the ladder. pivot 4 of the tongue E.

This platform, attached as above described, also px events thesprcadingpf the ladders, when used in the way shown in the drawings.

Figure l is a. view of the ladder.

Figure 2 is a side view of the platform.

' Figure 3 is a view ofthe under side of the platform; and

The same letters and figures indicate like parts in each figure.

What I claim as my invention, and desire to secure by Letters' Patent,is

1. The ladders B C, so arranged in relation to each other, as to be ableto be formed into one continuous ladder, by means of the rounds 2 andhooks 3, in the manner and `for the pui-'pose herein set forth.

2. In combination with the above, the removable platform A, whenlprovided with hooked projection E, slots 4i, and iockingbntton D, allarranged and operating substantially as set forth by either of therounds or spindles 2, passing subject to the changesnecessary,vaccording to dder C, their points passing thnough the outerand preventing the spreading of the upper ends of C, admits of itspassing inside, and, when through the louter vset of holes in ladder B,forming ges in moving from the various-round of the ladder, The oppositeend of the platform is also secured by tho WM. L. BURLINGAME. Witnessesr H. B. CARPENTER, JAB/.Iss P, CARPENTER.

